<template>
  <section class="homepage-echarts">
    <div id="echarts-main" style="width: 400px;height:250px;"></div>
  </section>
</template>

<script>
// 引入 ECharts 主模块
let echarts = require('echarts');
import HomepageAPI from '@/api/homepage/homepage';

export default {

    data() {
        return {
            globalPrice: {}
        };
    },
    mounted() {
        this.getGlobalPrice();
    },
    methods: {
        init: function (data) {

            let option = {
                tooltip: {
                    trigger: 'axis',
                    position: function (pt) {
                        return [pt[0], '100%'];
                    }
                },
                legend: {
                    data: ['青果', '干籽']
                },
                toolbox: {
                    feature: {
                        dataZoom: {
                            yAxisIndex: 'none'
                        },
                        restore: {},
                        saveAsImage: {}
                    }
                },
                xAxis: {
                    type: 'category',
                    boundaryGap: false,
                    data: data.date
                },
                yAxis: {
                    type: 'value',
                    boundaryGap: [0, '100%']
                },
                dataZoom: [{
                    type: 'inside',
                    start: 0,
                    end: 100
                }, {
                    start: 0,
                    end: 100,
                    handleIcon: 'M10.7,11.9v-1.3H9.3v1.3c-4.9,0.3-8.8,4.4-8.8,9.4c0,5,3.9,9.1,8.8,9.4v1.3h1.3v-1.3c4.9-0.3,8.8-4.4,8.8-9.4C19.5,16.3,15.6,12.2,10.7,11.9z M13.3,24.4H6.7V23h6.6V24.4z M13.3,19.6H6.7v-1.4h6.6V19.6z',
                    handleSize: '80%',
                    handleStyle: {
                        color: '#fff',
                        shadowBlur: 3,
                        shadowColor: 'rgba(0, 0, 0, 0.6)',
                        shadowOffsetX: 2,
                        shadowOffsetY: 2
                    }
                }],
                series: [
                    {
                        name: '青果',
                        type: 'line',
                        smooth: true,
                        symbol: 'none',
                        sampling: 'average',
                        itemStyle: {
                            normal: {
                                color: 'rgb(255, 70, 131)'
                            }
                        },
                        areaStyle: {
                            normal: {
                                color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                                    offset: 0,
                                    color: 'rgb(255, 158, 68)'
                                }, {
                                    offset: 1,
                                    color: 'rgb(255, 255, 255)'
                                }])
                            }
                        },
                        data: data['青果']
                    },
                    {
                        name: '干籽',
                        type: 'line',
                        smooth: true,
                        symbol: 'none',
                        sampling: 'average',
                        itemStyle: {
                            normal: {
                                color: 'rgb(34, 70, 12)'
                            }
                        },
                        areaStyle: {
                            normal: {
                                color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                                    offset: 0,
                                    color: 'rgb(45, 155, 9)'
                                }, {
                                    offset: 1,
                                    color: 'rgb(255, 255, 255)'
                                }])
                            }
                        },
                        data: data['干籽']
                    }
                ]
            };

            // 基于准备好的dom，初始化echarts实例
            let myChart = echarts.init(document.getElementById('echarts-main'));
            myChart.setOption(option);
        },
        getGlobalPrice() {
            HomepageAPI.getGlobalPrice()
                .then(res => {
                    this.init(res.obj);
                });
        }
    }
};
</script>

<style lang="scss">
  @import "../../../assets/front/front";

  .homepage-echarts {
  }



</style>
